39920063802 has 16 divisors (see below), whose sum is σ = 79847404992. Its totient is φ = 13305475040.

The previous prime is 39920063789. The next prime is 39920063819. The reversal of 39920063802 is 20836002993.

It is a super-2 number, since 2×39920063802² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230574 + ... + 364697.

It is an arithmetic number, because the mean of its divisors is an integer number (4990462812).

Almost surely, 2^39920063802 is an apocalyptic number.

39920063802 is an abundant number, since it is smaller than the sum of its proper divisors (39927341190).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39920063802 is a wasteful number, since it uses less digits than its factorization.

39920063802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 606453.

The product of its (nonzero) digits is 139968, while the sum is 42.

The spelling of 39920063802 in words is "thirty-nine billion, nine hundred twenty million, sixty-three thousand, eight hundred two".